Eckrich, K M A pneumatic bladder array for measuring dynamic interface pressure between seated users and their wheelchairs. [electronic resource] - Biomedical sciences instrumentation 1991 - 135-40 p. digital Publication Type: Journal Article ISSN: 0067-8856 Subjects--Topical Terms: Analog-Digital ConversionCalibrationEquipment DesignHumansManometryMicrocomputersPressure Ulcer--prevention & controlTransducersWheelchairs